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[2.1] Fix raw receive with different indirect block size. #15073

Merged
merged 1 commit into from
Jul 20, 2023
Merged

[2.1] Fix raw receive with different indirect block size. #15073

merged 1 commit into from
Jul 20, 2023

Commits on Jul 16, 2023

  1. Fix raw receive with different indirect block size. 

    Unlike regular receive, raw receive require destination to have the
same block structure as the source.  In case of dnode reclaim this
triggers two special cases, requiring special handling:
 - If dn_nlevels == 1, we can change the ibs, but dnode_set_blksz()
should not dirty the data buffer if block size does not change, or
durign receive dbuf_dirty_lightweight() will trigger assertion.
 - If dn_nlevels > 1, we just can't change the ibs, dnode_set_blksz()
would fail and receive_object would trigger assertion, so we should
destroy and recreate the dnode from scratch.

Reviewed-by: Paul Dagnelie <[email protected]>
Signed-off-by:	Alexander Motin <[email protected]>
Sponsored by:	iXsystems, Inc.
Closes openzfs#15039
    @amotin
    amotin committed Jul 16, 2023
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